Display screen or portion thereof with graphical user interface



The sole FIGURE is a front view of a display screen or portion thereof with graphical user interface showing my new design.

The outermost broken line illustrates a portion of a display screen while all other broken lines illustrate elements of a graphical user interface or representative imagery; all broken lines form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 